diff options
Diffstat (limited to 'usr.sbin/traceroute')
| -rw-r--r-- | usr.sbin/traceroute/traceroute.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/usr.sbin/traceroute/traceroute.c b/usr.sbin/traceroute/traceroute.c index 34c49ec13e3..97e427e4078 100644 --- a/usr.sbin/traceroute/traceroute.c +++ b/usr.sbin/traceroute/traceroute.c @@ -1,4 +1,4 @@ -/* $OpenBSD: traceroute.c,v 1.93 2014/03/18 10:11:00 florian Exp $ */ +/* $OpenBSD: traceroute.c,v 1.94 2014/03/18 10:11:36 florian Exp $ */ /* $NetBSD: traceroute.c,v 1.10 1995/05/21 15:50:45 mycroft Exp $ */ /*- @@ -261,7 +261,7 @@ void send_probe(int, u_int8_t, int, struct sockaddr_in *); int packet_ok(u_char *, int, struct sockaddr_in *, int, int); void dump_packet(void); void print_exthdr(u_char *, int); -void print(u_char *, int, struct sockaddr_in *); +void print(struct sockaddr *, int, const char *); const char *inetname(struct sockaddr*); void print_asn(struct sockaddr_storage *); u_short in_cksum(u_short *, int); @@ -309,7 +309,7 @@ main(int argc, char *argv[]) struct ip *ip, *inner_ip; struct icmp *icp; u_int8_t ttl; - char *ep; + char *ep, hbuf[NI_MAXHOST]; const char *errstr; long l; uid_t uid; @@ -635,7 +635,11 @@ main(int argc, char *argv[]) if (i == 0) continue; if (from.sin_addr.s_addr != lastaddr) { - print(packet, cc, &from); + print((struct sockaddr *)&from, + (cc - (((struct ip*)packet)->ip_hl + <<2)), inet_ntop(AF_INET, + &((struct ip*)packet)->ip_dst, + hbuf, sizeof(hbuf))); lastaddr = from.sin_addr.s_addr; } dt = (quad_t)(t2.tv_sec - t1.tv_sec) * 1000000 + @@ -1107,28 +1111,24 @@ packet_ok(u_char *buf, int cc, struct sockaddr_in *from, int seq, int iflag) } void -print(u_char *buf, int cc, struct sockaddr_in *from) +print(struct sockaddr *from, int cc, const char *to) { - struct ip *ip; - int hlen; - - ip = (struct ip *) buf; - hlen = ip->ip_hl << 2; - cc -= hlen; - + char hbuf[NI_MAXHOST]; + if (getnameinfo(from, from->sa_len, + hbuf, sizeof(hbuf), NULL, 0, NI_NUMERICHOST) != 0) + strlcpy(hbuf, "invalid", sizeof(hbuf)); if (nflag) - printf(" %s", inet_ntoa(from->sin_addr)); + printf(" %s", hbuf); else - printf(" %s (%s)", inetname((struct sockaddr*)from), - inet_ntoa(from->sin_addr)); + printf(" %s (%s)", inetname(from), hbuf); + if (Aflag) print_asn((struct sockaddr_storage *)from); if (verbose) - printf(" %d bytes to %s", cc, inet_ntoa(ip->ip_dst)); + printf(" %d bytes to %s", cc, to); } - /* * Checksum routine for Internet Protocol family headers (C Version) */ |